Behavioral task
behavioral1
Sample
2024-03-09_e55f45d134e1e2bc4064ff705e3bfef8_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-03-09_e55f45d134e1e2bc4064ff705e3bfef8_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-09_e55f45d134e1e2bc4064ff705e3bfef8_cryptolocker
-
Size
109KB
-
MD5
e55f45d134e1e2bc4064ff705e3bfef8
-
SHA1
7a9595cb3b3ce149efd805a1dc83ea360f423a72
-
SHA256
6451a9d160ebaac9abba24622c94839b6a5ec1eff0314e458e06fd1cc86edc3c
-
SHA512
cbfc8d50c246a8aff0fa050d30b8cdeaf08191bdf048888d21830fd9a4ad7b7e1c461ba8f3ae9627fee8fe35eda078dadecd3da7385a92401ad0d9972335ede1
-
SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwMghJOvjL:z6a+CdOOtEvwDpjczC
Malware Config
Signatures
-
Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-03-09_e55f45d134e1e2bc4064ff705e3bfef8_cryptolocker
Files
-
2024-03-09_e55f45d134e1e2bc4064ff705e3bfef8_cryptolocker.exe windows:5 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE